Question
Question: Double-stranded DNA looks a little like a ladder that has been twisted into a helix, or spiral. The ...
Double-stranded DNA looks a little like a ladder that has been twisted into a helix, or spiral. The side supports of the ladder are
A
Individual nitrogenous bases.
B
Alternating bases and sugars.
C
Alternating bases and phosphate groups.
D
Alternating sugars and phosphates.
Answer
Alternating sugars and phosphates.